Let me know your and current software version (e.g., V22.0.0.1B_Telmex ) and I can help search more precisely.
To update the firmware for the , you can use either the automatic online check or a manual local upgrade to fix security vulnerabilities and performance issues. Updating ZXHN H168N Firmware zxhn h168n v22 firmware update download fix
If your ZXHN H168N V22 is bricked (no web interface, LEDs stuck), do not throw it away. There is a hidden recovery mode. Let me know your and current software version (e